Class Mammalia Linnaeus, 1758 - mammals
Order Carnivora Bowdich, 1821 - carnivores
Family Ursidae Batsch, 1788 - bears
Subfamily Ursinae Batsch, 1788
Genus Ursus Linnaeus, 1758 - black, brown, polar, sun, and sloth bears
Ursus arctos Linnaeus, 1758 - brown bear